Refrigerating apparatus.



M. TIBBETTS.

REFRIGERATING APPARATUS.

- APPLICATIONHLED sans 191a.

1,296,879. Patented Mar.11,1919.

'mrn'ron rtnnnrrs, or narnorr, ,mxcmaan, assrcnon, BY MESNE Assreniann'rs, 'ro' 'rnn Iss comer, or cmcaconmuuxs, a CORPORATION or DELAWARE.

' anrmesrme arrana'rus. 4

' ,gqp, p e sements or Letters Fetent. t t 1 11, 1 19,

.Applioaticn atease temter stare. seria1no.11a',oaa

To! :whomtmay concern: I is drawn from there into the compressorto c it blown that I, Mmrox Tmanr'rs, a continue the circulating process. itlzen of the United States, and res dent of To assist in promoting a circulation of etro t, Wayne county, State of Michigan, cooling medium such as air about the con- 5 have invented certain new and useful Imdenser 16, a casing '20 is provided, having an provements m-Befmratmg' Apparatus, of inlet opening-21 at the bottom of the box nwhich the following 18 a specification. where the air is coolest and an outlet 22 at K This invention relates to refrigerating apthe top connecting with a blower 23 shown 1" paratu s, and particularly to apparatus of as of the well known cirrocco type. The it the comp ion type. outlet. opening of the blower is preferably "It is one of the objects of the present indirected upwardly as at 2%. .vention to provide a compression t pe ap- Means'are rovided for operating the arat that will be adapted to omestlc compressor an blower, shown in the form use, that is, with a. domestic retrigerator box of a small electric motor 25. Separate drivis of the size and form now general other 'objggt pf the invention is to protion belts 26 and-27 are arranged for drivvide a compre or and a blower and means ing the compressor and blower from the for intermittently ofperating them, thus permotor. The .belt 26 runs over pulleys 28 mittingbthe use 0 is smaller motor than and 29 and the belt 27 over pulleys 30 and as would e possible. it both compressor and 31. If a suficiently' lar e motor is emmotor were operatedtogether. ployed the compressor an blower maybe Other otgects of the invention will appear c riven simultaneously, but as the compressor trom the oll'owing description taken with is usually provided with a rather tight stud"- the drawings which form a part of this ing box making it difiicult to start, means 25 specification, and in which; a are 'providedtor connecting thecompressor Figure '1. is a front elevation and part and .blower to the motor at difi'erent times vertical sectional view ot a refrigerating aporalternately, so that the load of only one of paratus embodying this invention; them will be on the motor at a tune. One

Fi 2 is an end view of the upper part of form of such means contemplates mounting $0 the apparatus shown in Fig. 1, arts being the pulleys 28 and 30 loosel on the shaft broken away to show the con enser coil; 32 which is an extenslon o the armature an shaft of the motor, and alternately connect- Fig. 8 is a detail view of the intermittent ing them to the shaft as by a slldmg clutch v wnn tiqm, sleeve 33 keyed on the shaft 32. Coiiperaty in use. ing connections in the form of parallel tries 70 he Referring to the'drawing s, 1O represents infilteetht are provided on the sleeve and 9c a refrigerator box of usual construction have s, and the sleeve 15. moved from one ing food compartments 11 anda-refrigeratclutc ing position to another by a sliding ing compartment 12. In the latter comrod 35hav1ng an arm 3t} forked m a groove ar'tment a refrigerating or expandin cham- 37 in the sleeve and having a lug 38 through 1 oi oil 1815911111 d and it s co which passes a lmk 39 plvoted eccentrlcally nee through a suitab e pipe is and e'xto a gear 40 driven by the shaft. 32 throng antion' valve lfiwith a condenser 16 shown reducing gearsil, 42 and 43, the latter two an the term of coils and arranged at the being worm ars. Spaced nuts 44 onthe aideot the refrigerator box. A compressor link 39 are at apted to abut agamstthe lu at was mounted ontop of the box and is 38 near the encs'ofthe stroke of said lm .100 onnected to the coil 13 and condenser 16" for the purposeof sh tting the rod 35 lengthtugh pipes '18 and 19 respectively. wise as) be understood from the draw- ;e apratus shown is intended arngs, Fig.2. In smd figure, the pulley 28 t'icularly. use with a retri rant of my s engaged by the clutch sleeve and the i 'hoilirig'int such as ioxid S0,) \con1pressor1sbein operated while the pulley I which 1 of air cooling the con eraser. 30is idle and the lower is still. When the ri -as--shown 'Ehe refrigerant is com ressed gear 0 has made a half revolution the left a into the condenser, cooled-therein, t on exland unit 44 willliave .inoved the rod 35 to pended into the chamber '13 where it ah-, the right, so that the .clutchwill disconnect 55 sorbs the heat in the refrigerator box, arid the pu ley 28 and connect the pulley 30 thus no stopping the compressor and starting-the blower. The next half revolution of' the gear 40 will reverse'the operation.

It will, be understood that while but one form of the invention has been shown, other forms may be made without departing from the spirit pump and means...

' said condenser, and

2. In a refrigerating apparatus, in combination, a condenser, a pump for circulating the refrigerant throu h the condenser, means to cause a circulation of air around operate said pump and said means.

In a refrigerating apparatus, in combination, a condenser, a pump for circulating the refrigerant through the condenser, means to cause a circulation of air around said condenser, and means comprising fric- {1011 driving devices to alternately opera said pump and said means.

4. In a refrigerating apparatus, in combination, a condenser, a casing around the condenser, a pump for circulating the refrigerant through the condenser, a blower for circulating air through the casing, and means for operating the pump and blower.

:5. In a refrigerating apparatus, in combination, a condenser, a casing around the condenser, a pump for circulating the refrigerant through the condenser, a blower for circulating air through the casing, and means for intermittently operating the pump and blower.

6. In a refrigerating apparatus, in combination, a condenser, a casing around the condenser, a pump forcirculating the refrigerant through the condenser a blower for circulating air through the" casing, and means for alternately operating'the pump and blower. A

7. In a refrigerating apparatus, in combination, a condenser, a casing around the condenser, and means for intermittently circulating air through the casing.

8. In a refrigerating apparatus, in combination, a condenser, means for circulating the refrigerant therethrough, and means for intermittently circulating-air around the condenser.

9. In a refrigerating apparatus, in combination, a condenser, the refrigerant therethrough, and means operating independently of the refrigerant circulating means for circulating air around the condenser.

means to alternately valve, a

means for circulating bination with 10. In a refrigerating apparatus, in combination, a condenser, means for circulating the refrigerant therethrough, and means operating independently of the refrigerant ciirculatin culating air through the condenser.

11. In a refrigerating apparatus, in combination, a condenser, means for circulating the refrigerant therethrough, and means operating alternately circulating means for the condenser.

12. In a refrigerating apparatus, in combination, a condenser, an expansion chamcirculating air around her, a connection between said condenser and said chamber including an expansion valve, 9. pump for circulating a refrigerant through said condenser and chamber, a motor for driving said "pump, and means, op-,

era'ted when the pump is idle, for circulatmg air around said condenser.

13. In a refrigerating apparatus, in combination, a. condenser, an expansion chamber, a connection between said condenser and said pump for circulatin arefrigerant through said condenser and c amber, a mo tor for driving said pump, and means operated when the pump is idle, for circulating a cooling medium aroundsaid condenser.

14. In a refrierating apparatus, in combination, a con enser, an expansionchamher, a connection between said condenser and said chamber including an expansion valve, :1 pump for circulatin said condenser and c amber, amotor for driving said pump, a blower for circulating air about said condenser and means for drivm the blower when the pumpis idle.

15. bination, a condenser, an expansion chamber, a connection between said condenser and said chamber including an expansion valve, a pump for circulating a refrigerant through said condenser and chamber, a m0-. 11 tor for intermittently drivin said pump, a

blower for circulating air a out said condenser, and means for driving the blower from the motor whenthe pump is idle.

16. In a refrigerating apparatus, the com- 15 bination with a compressorand a fan, of 'a motor, and means alternatelyconnecting .the

compressor and fan to the motor. l

In a refrigerating apparatus, the combination with a motor, and "means driven by the motor alternately connecting the compressor and fan to the motor. 7 a

18'. In a refrigerating apparatus, the combination with the niotorto thecompressor and fan. a v

means for intermittently cir- 70 with the refrigerant 75 chamber including an expansion 90 a refrigerant through n a refrigerating apparatus, in coma compressor anda fan, of

a compressor and a fan, of a motor, and separate friction driving con'nec b10118 from 19. Ina refrigefitinigpp t l r andr f fan, of

a motor, independent-- driring connections from the motor .to the compressor and fan, and means for alternately operating said connections by the motor. 7

:20, In a refrigerating apparatus, in combination, a refrigerating box, a refrigerating coil therein, a condenser connected to said coil and mounted at the side of the box, a casing oven said condenser, a compressor connected to said condenser and coil and mounted on top of the box, a blower cone nected to said casing and mounted on top of said box, and a mot'pr foroperating said compressor and blower.

.21 In a refrigerating apparatus, in com- 15 vbination, a refrigerating box, a refrigerat- 1n coil therein, a con e nser connected to sand coil and :mounted at the s de of the box, a casing over sald condenser, a compressor connected to said condenser and coil 20 and mounted on top of the box, a blower connected to said casing and mounted on top of said box, and a motor for alternately operating said compressor and blower.

In testimony whereof, I afiix my signa- 25 ture.

MILTON TIBBETTS. 

